Discovery certificate for object 2019uby
TNS Astronomical Transient Report No. 51572 [ 2019TNSTR2254....1F ]

Date Received (UTC): 2019-11-03 18:57:15
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, G. Pignata, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, E. Reyes, I. Reyes, P. Sanchez-Saez, C. Valenzuela, E. Castillo, D. Ruz-Mieres, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019uby
Discoverer internal name: ZTF19acjrknv
Coordinates (J2000): RA = 04:02:57.635 (60.7401446) DEC = +23:07:56.64 (23.1324011)
Discovery date: 2019-11-03 07:38:24.000 (JD=2458790.8183333)

Potential host galaxy: WISEA J040257.40+230756.7

Remarks: SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19acjrknv

Photometry

Discovery (first detection):
Discovery date: 2019-11-03 07:38:24.000
Flux: 20.3218 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-11-01 08:11:26
Limiting flux: 20.2956 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Details of the new object can be viewed here: https://www.wis-tns.org/object/2019uby